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Cisco ASA Series CLI Configuration Guide
Chapter 1 Configuring the Botnet Traffic Filter
Where to Go Next
hostname/context1(config-llist)# address 10.1.1.1 255.255.255.0
hostname/context1(config-llist)# dynamic-filter whitelist
hostname/context1(config-llist)# name good.example.com
hostname/context1(config-llist)# name great.example.com
hostname/context1(config-llist)# name awesome.example.com
hostname/context1(config-llist)# address 10.1.1.2 255.255.255.255
hostname/context1(config-llist)# access-list dynamic-filter_acl extended permit tcp any
any eq 80
hostname/context1(config)# dynamic-filter enable interface outside classify-list
dynamic-filter_acl
hostname/context1(config)# dynamic-filter drop blacklist interface outside
hostname/context1(config)# dynamic-filter ambiguous-is-black
hostname/context1(config)# changeto context context2
hostname/context2(config)# dynamic-filter use-database
hostname/context2(config)# class-map dynamic-filter_snoop_class
hostname/context2(config-cmap)# match port udp eq domain
hostname/context2(config-cmap)# policy-map dynamic-filter_snoop_policy
hostname/context2(config-pmap)# class dynamic-filter_snoop_class
hostname/context2(config-pmap-c)# inspect dns preset_dns_map dynamic-filter-snoop
hostname/context2(config-pmap-c)# service-policy dynamic-filter_snoop_policy interface
outside
hostname/context2(config-pmap-c)# dynamic-filter blacklist
hostname/context2(config-llist)# name bad1.example.com
hostname/context2(config-llist)# name bad2.example.com
hostname/context2(config-llist)# address 10.1.1.1 255.255.255.0
hostname/context2(config-llist)# dynamic-filter whitelist
hostname/context2(config-llist)# name good.example.com
hostname/context2(config-llist)# name great.example.com
hostname/context2(config-llist)# name awesome.example.com
hostname/context2(config-llist)# address 10.1.1.2 255.255.255.255
hostname/context2(config-llist)# access-list dynamic-filter_acl extended permit tcp any
any eq 80
hostname/context2(config)# dynamic-filter enable interface outside classify-list
dynamic-filter_acl
hostname/context2(config)# dynamic-filter drop blacklist interface outside
hostname/context2(config)# dynamic-filter ambiguous-is-black
Where to Go Next
• To configure the syslog server, see Chapter 80, “Configuring Logging.”
• To configure an access list to block traffic, see Chapter 19, “Adding an Extended Access Control
List,” and also see Chapter 41, “Configuring Access Rules,” for information about applying the
access list to the interface.
• To shun connections, see the “Blocking Unwanted Connections” section on page 62-2.
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